The noose is closing..
"Two out of the three Virginia judges involved with Dwight Whorley's case say cartoon images depicting sex acts with children are considered child pornography in the United States. Judge Paul V. Niemeyer noted the PROTECT Act of 2003, clearly states that "it is not a required element of any offense under this section that the minor depicted actually exists."
...20 Japanese cartoons, called anime, illustrating young girls being forced to have sex with men. Whorley also received digital photographs of actual children engaging in sexual conduct and sent and received e-mails graphically describing parents sexually molesting their children."
Full story.
Scared yet?
See also
this old entry which classifies Simpsons cartoon pron as CP in .au